2004 Opel Signum vs. 2009 Porsche Cayman
To start off, 2009 Porsche Cayman is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 3,385 cc, 2009 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayman (291 HP @ 6250 RPM) has 83 more horse power than 2004 Opel Signum. (208 HP @ 6200 RPM) In normal driving conditions, 2009 Porsche Cayman should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 65 kg more than 2009 Porsche Cayman.
Because 2009 Porsche Cayman is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Porsche Cayman. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Porsche Cayman (340 Nm @ 4600 RPM) has 40 more torque (in Nm) than 2004 Opel Signum. (300 Nm @ 4000 RPM). This means 2009 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2009 Porsche Cayman has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche Cayman will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2009 Porsche Cayman | |
| Make | Opel | Porsche |
| Model | Signum | Cayman |
| Year Released | 2004 | 2009 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 3175 cc | 3385 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 291 HP |
| Engine RPM | 6200 RPM | 6250 RPM |
| Torque | 300 Nm | 340 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 87.5 mm | 96.3 mm |
| Engine Stroke Size | 88 mm | 78.3 mm |
| Engine Compression Ratio | 10.0:1 | 11.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 237 km/hour | 267 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 6.1 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1595 kg | 1530 kg |
| Vehicle Length | 4640 mm | 4350 mm |
| Vehicle Width | 1800 mm | 1310 mm |
| Vehicle Height | 1470 mm | 1810 mm |
| Wheelbase Size | 2740 mm | 2420 mm |
| Fuel Consumption Overall | 10.1 L/100km | 11 L/100km |
| Fuel Tank Capacity | 52 L | 64 L |
